Rainbow Electronics ATmega64C1 - Manual (Page 338)

338
7647A–AVR–02/08
ATmega32/64/M1/C1
26.9 Analog Reference
Figure 26-33. AREF Voltage vs. V
CC
Figure 26-34. AREF Voltage vs. Temperature
AREF VOLTAGE vs. V
CC
105 °C
85 °C
25 °C
-40 °C
2,3
2,35
2,4
2,45
2,5
2,55
2,6
2 2,5 3 3,5 4 4,5 5 5,5
Vcc (V)
Ar
e
f (
V
)
AREF VOLTAGE vs. TEMPERATURE
5.5
5
4.5
3
2.52
2.53
2.54
2.55
2.56
2.57
2.58
2.59
-60 -40 -20 0 20 40 60 80 100 120
Temperature
Ar
e
f (
V
)